code: def test_local():
      # (2 x 3) @ (3 x 2) -> (2 x 2)
      a = torch.tensor([[1.0, 2.0, 3.0], [4.0, 5.0, 6.0]])
      b = torch.tensor([[7.0, 8.0], [9.0, 10.0], [11.0, 12.0]])
      assert torch.allclose(torch.matmul(a, b), torch.rmatmul_f(b, a))
  
file_path: FATE/python/fate/test/test_matmul.py
imports: import torch
  from fate.arch.computing.backends.standalone import CSession
  from fate.arch.context import Context
  from fate.arch.federation.backends.standalone import StandaloneFederation
  from fate.arch.tensor import DTensor
  from pytest import fixture
label_desc: Use image node_id 5 for calling a global function with example usage: test_local() without return types